You will never see a regular season NHL game go longer than 3 hours. Most of the time you are looking at two and a half hours, but some games go really quickly and can be over in about 2 hours. So, 2-3 hours, but most often an NHL game is 2.5 hours.
An actor is a male who works in films or plays as a character. An actress is a female who works in films or plays as a character.
Extra (acting) A background actor or extra is a performer in a film, television show, stage, musical, opera or ballet production, who appears in a nonspeaking or nonsinging (silent) capacity, usually in the background (for example, in an audience or busy street scene).